Home / 31,261,739.12-46,892,185.68-13,985,372.24

Finding the Fourth Proportional to 31,261,739.12, 46,892,185.68 and 13,985,372.24

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Solution

The fourth proportional to 31,261,739.12, 46,892,185.68 and 13,985,372.24 is: 20,977,869.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,261,739.12 : 46,892,185.68 = 13,985,372.24 : x
  2. Step 2: Convert to fraction form
    31,261,739.12/46,892,185.68 = 13,985,372.24/x
  3. Step 3: Cross multiply
    31,261,739.12x = 46,892,185.68 × 13,985,372.24
  4. Step 4: Simplify right side
    31,261,739.12x = 655,804,671,881,997.50
  5. Step 5: Solve for x
    x = 655,804,671,881,997.50/31,261,739.12
  6. Step 6: Final answer
    x = 20,977,869.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.